Interactive IRUG Spectrum

Section: 9

Organic dyes and pigments (OD)

Page: 138

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Details

IRUG filename: ROD00138	Data type: Raman	IRUG material class: Organic dyes and pigments (OD)
Sample type: Reference material	Common name(s): Pigment Yellow 127 (PY127), Diarylide Yellow, Azo, CI21102	Trade name(s): 2127 Diarylide Yellow
CAS name: C.I. Pigment Yellow 127; Butanamide, 2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[3-, oxo-, N,N'-bis(o-anisyl and 2,4-xylyl) derivs. (another name listed in CAS Registry)	Sample source 1: Lansco	Sample identifier 1: 2127 Diarylide Yellow
Sample source 2: Tate Gallery	Source location 2: Millbank, London, SW1P 4RG, UK	Sample source 3: National Gallery of Art
Source location 3: DCL-SR, Washington DC 20565	Color: Opaque, yellow	Age: 2003, acquired
MW (relative): 687.57, calculated	Application: Raman microscopy/microspectroscopy	Excitation source (nm): 633
Mode: Scat	Originating institution name: United States Naval Academy	Originating institution acronym: USNA
Molecular formula: C35 H32 Cl2 N6 O5	CAS registry no: 68610-86-6	Other analytical methods: LD-MS (laser desorption mass spectrometry), FTIR (Fourier transform infrared spectroscopy)